not quite....mortgages are compound interest and not simple interest
a house payment is the highest interest loan you can have...its nearly 100% over the life of the loan (i.e. a $150k house ends up costing you $300k).
pay the house off first
This probably the best post you've ever made in your SVTP career.
The interest rate on a typical home loan is given as APR - annual percentage rate. Keyword being ANNUAL. You pay that rate on your balance YEARLY!